Lowrance electronic AirMap 500 - Manual (Page 89)

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Pop-up Help
Help is available for virtually all of the menu labels on this unit. By
highlighting a menu item and leaving it highlighted for a few seconds, a
"pop-up" message appears that describes the function of the menu item.
This feature is on by default.
To set up Popup Help: Press MENU | MENU |
↓ to
S
YSTEM
S
ETUP
| ENT |
↓
to P OPUP H ELP
. With the option highlighted, press ENT to check it (turn
on) and uncheck it (turn off). After the option is set, press EXIT|EXIT to
return to the page display.
This example shows the Pop-up Help message for the Route Planning
command, located on the Main Menu.
Power Saving
AirMap contains a battery capacity indicator, and will also flash low
battery warning messages when battery power declines to a certain
level. When plugged into the DC cigarette lighter adapter, the power
indicator displays the "External Power" message.
Battery capacity shown in the Power box at bottom of Satellite Page.
Figure at left shows full power with fresh batteries. At right, batteries
show approximately 25 percent of their power is left.
The power save feature conserves battery power by changing the position
update rate. We recommend you test the power save feature in known sur-
roundings and determine its capabilities before venturing into unknown